Finding the Fourth Proportional to 42,701,534.24, 63,990,963.27 and 24,272,122.64
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Solution
The fourth proportional to 42,701,534.24, 63,990,963.27 and 24,272,122.64 is: 36,373,318.57
Step by Step Solution
- Step 1: Write the proportion equation
42,701,534.24 : 63,990,963.27 = 24,272,122.64 : x - Step 2: Convert to fraction form
42,701,534.24/63,990,963.27 = 24,272,122.64/x - Step 3: Cross multiply
42,701,534.24x = 63,990,963.27 × 24,272,122.64 - Step 4: Simplify right side
42,701,534.24x = 1,553,196,508,021,220.75 - Step 5: Solve for x
x = 1,553,196,508,021,220.75/42,701,534.24 - Step 6: Final answer
x = 36,373,318.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.